2" x 2" Square Tubing Plug Cap Insert – LDPE Ribbed Fit – Blanking Plug

Durable black LDPE ribbed plug for 2" x 2" (50.8 mm x 50.8 mm) square tubing. 

Fits ID 1.78–1.85" (45.2–47 mm) with 14–20 gauge walls. 

Snap‑in ribbed design installs easily by hand or mallet for a secure fit.

🌿 Specifications

Material: UV‑stabilized LDPE, flat black finish

Temperature range:  -20°F to 150°F (‑29°C to 65°C)

Hardness: Durometer 50D

Performance: Rust/corrosion resistant, chemical resistant, durable in harsh environments

⚙️ Applications

🟢 Furniture & office furniture 🟢 Displays, fixtures, railings, patio furniture 

🟢 Chair/table leg protection & glide installation

🟢 Gym equipment, trailers, industrial fabrication

🚚 Seller Info

Stocked in California warehouse • 5th year on eBay with 99.9% rating from 51,000+ reviews 

📦 Select package size from the drop-down box 

🚚 Fast & Free Shipping via USPS Ground Advantage

 

 
HDPE Tubing End Caps
Used to seal and finish open tubing ends on furniture, racks, shelving, equipment frames, and general fabrication projects. Made from durable black HDPE with a secure press?fit design that adapts to common wall?thickness ranges. The material provides resistance to moisture, chemicals, impact, and abrasion while maintaining a clean, professional appearance. Suitable for indoor and outdoor environments where tubing needs protection from debris, wear, and exposed edges. Installs easily by hand or with a mallet and offers long?lasting performance across residential, commercial, and industrial applications. Multiple sizes and pack quantities are available.